Registry · NAICS Index · Sector 21

211130 — Natural Gas Extraction

NAICS 211130 is 'Natural Gas Extraction', a 2022 U.S. national industry under Sector 21 (Mining, Quarrying, and Oil and Gas Extraction); the SBA small-business size standard is 1,250 employees (defined under 13 CFR § 121.201).

Description

This industry comprises establishments primarily engaged in (1) the exploration, development, and/or the production of natural gas from wells in which the hydrocarbons will initially flow or can be produced using normal or enhanced drilling and extraction techniques or (2) the recovery of liquid hydrocarbons from oil and gas field gases. Establishments primarily engaged in sulfur recovery from natural gas are included in this industry (as defined in the official U.S. Census Bureau 2022 NAICS Manual).

Exclusions & Cross-References

  • Performing gas field services for operators on a contract or fee basis--are classified in Industry 21311,
  • Support Activities for Mining;
  • The combined activities of crude petroleum and natural gas extraction--are classified in Industry Group
  • 2111, Oil and Gas Extraction, based on the primary activity of the establishment;
  • Manufacturing acyclic and cyclic hydrocarbons from refined petroleum or converting refined petroleum
  • into liquid hydrocarbons (i.e., petrochemicals)--are classified in Industry 325110, Petrochemical
  • Manufacturing;
  • Refining crude petroleum into refined petroleum and liquid hydrocarbons--are classified in Industry
  • 324110, Petroleum Refineries; and
  • Recovering helium from natural gas--are classified in Industry 325120, Industrial Gas Manufacturing.

Overview Facts

NAICS Structure: 211130 National Industry
Sector (2)
21
Mining, Quarrying, and Oil and Gas Extraction
Subsector (3)
211
Oil and Gas Extraction
Industry Group (4)
2111
Oil and Gas Extraction
Industry (5)
21113
Natural Gas Extraction
National Industry (6)
211130
Natural Gas Extraction

Legacy SIC Concordance

Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.

Suggested Product Service Codes (Advisory)

The following Product Service Codes (PSCs) are advisory suggestions aligned with this NAICS code. Note: NAICS and PSC codes map to different dimensions of procurement (industry vs. product/service). There is no official binding 1:1 crosswalk.

  • PSC 6830 — Gases: Compressed and Liquefied
  • PSC 9620 — Minerals, Natural and Synthetic

Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)

Frequently Asked Questions (FAQ)

Is NAICS code 211130 valid in 2022? ▾

Yes, 211130 is a valid 6-digit 2022 NAICS national industry code representing 'Natural Gas Extraction' under Sector 21 in the official classification index.

What is the SBA size standard for NAICS code 211130? ▾

The Small Business Administration (SBA) has established a small business size standard of 1,250 employees for NAICS code 211130 (Natural Gas Extraction), calculated based on employees.

What is the legacy SIC equivalent for NAICS 211130? ▾

According to official Census Bureau concordance tables, NAICS code 211130 (Natural Gas Extraction) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 1311 - Crude Petroleum and Natural Gas, 1321 - Natural Gas Liquids, 2819 - Industrial Inorganic Chemicals, NEC.

Related Pages & Tools

Further regulatory reference links for NAICS code 211130:

Related Industries in 2111